import {
    StyleSheet,
    Text,
    View,
    Button,
    Alert
    } from 'react-native';

export default function App () {
    return (
        <View style={styles.container}>
        <Text style={styles.hello}>Hello, Reactive8888</Text>
        <Button
            title="Press me"
            onPress={() => Alert.alert('Simple Button pressed')}
        />
        </View>
    )
}

var styles = StyleSheet.create({
    container: {
    flex: 1,
    justifyContent: 'center'
    },
    hello: {
    fontSize: 20,
    textAlign: 'center',
    margin: 10
    }
});